| Referee | Country |  |
W | D | L |  |
 |
 |
 |
|---|---|---|---|---|---|---|---|---|---|
| Elias Jácome |
|
2 | 1 | 0 | 1 | 2 | 0 | 0 | 0 |
| Hugo Ardila |
|
1 | 0 | 0 | 1 | 1 | 0 | 0 | 0 |
| Alirio Blanquiceth |
|
1 | 0 | 0 | 1 | 1 | 0 | 0 | 0 |
| Carlos Maciel |
|
1 | 0 | 0 | 1 | 1 | 0 | 0 | 0 |
| Juan Fortunato |
|
1 | 0 | 0 | 1 | 0 | 0 | 0 | 0 |
| Artemio Martínez |
|
1 | 0 | 1 | 0 | 0 | 0 | 0 | 0 |
| Teodoro Nitti |
|
1 | 0 | 0 | 1 | 0 | 0 | 0 | 0 |
| Jorge Orellana |
|
1 | 0 | 0 | 1 | 0 | 0 | 0 | 0 |
| José Adolfo Quirola |
|
1 | 0 | 0 | 1 | 0 | 0 | 0 | 0 |
